Lenovo Z61t, Z61e, Z61m warranty Solving computer problems, Battery problems

Solving computer problems

Problem: Missing, discolored, or bright dots appear on the screen every time you turn on your computer.

Solution: This is an intrinsic characteristic of the TFT technology. Your computer’s display contains multiple thin-film transistors (TFTs). A small number of missing, discolored, or bright dots on the screen might exist all the time.

Problem: A message, “Unable to create overlay window,” appears when you try to start DVD playback.

or

You get poor or no playback while running video playback, DVD playback, or game applications.

Solution: Do either of the following:

vIf you are using 32-bit color mode, change the color depth to 16-bit mode.

vIf you are using a desktop size of 1280×1024 or larger, reduce the desktop size and the color depth.

Battery problems

Problem: The battery cannot be fully charged by the power-off method in the standard charge time for your computer.

Solution: For details, see the Battery and power category in Troubleshooting under the Problem solving section in Access Help.

Problem: Your computer shuts down before the battery status indicator shows empty, -or-Your computer operates after the battery status indicator shows empty.

Solution: Discharge and recharge the battery.

Problem: The operating time for a fully charged battery is short.

Solution: For details, see the Battery and power category in Troubleshooting under the Problem solving section in Access Help.

Problem: The computer does not operate with a fully charged battery.

Solution: The surge protector in the battery might be active. Turn off the computer for one minute to reset the protector; then turn on the computer again.

Problem: The battery does not charge.

Solution: For details, see the Battery and power category in Troubleshooting under the Problem solving section in Access Help.

22ThinkPad® Z61 Service and Troubleshooting Guide